# Benchmark Founders' Fund IX-B, L.P.: insider trades

Canonical: https://sec-api.dev/insiders/benchmark-founders-fund-ix-b-l-p-1754351

> 4 transactions across 1 companies: 0 purchases, 0 sales. SEC CIK 1754351.

| Date | Company | Code | Shares | Price | Filing |
| --- | --- | --- | --- | --- | --- |
| 2026-08-24 | Cerebras Systems Inc. | J | 963818.0 | 0.0 | https://www.sec.gov/Archives/edgar/data/2021728/000110465926101469/0001104659-26-101469-index.htm |
| 2026-08-24 | Cerebras Systems Inc. | C | 963818.0 | 0.0 | https://www.sec.gov/Archives/edgar/data/2021728/000110465926101469/0001104659-26-101469-index.htm |
| 2026-08-17 | Cerebras Systems Inc. | J | 2402352.0 | 0.0 | https://www.sec.gov/Archives/edgar/data/2021728/000110465926098848/0001104659-26-098848-index.htm |
| 2026-08-17 | Cerebras Systems Inc. | C | 2402352.0 | 0.0 | https://www.sec.gov/Archives/edgar/data/2021728/000110465926098848/0001104659-26-098848-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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